The arch in some chick's backs when standing, showing off their ass. The chick's back curves like a Banana, making her ass appear to be more pronounced than without a Banana Back.
A: Hey, Katie has a nice Banana Back! I could stare at that all day!
banana no banana back is where if you see a yellow vehicle you hit the person in the car and scream banana no banana back so they can’t banana you back
The back and forth hand action of a hand job given to a man with a erect, curved, and uncircumsized penis.
Lou's girlfriend offered to give him a hand job while driving home from the party. She whipped out his throbbing hard cock and gave him a Ripe Banana Peel Back.
Where one person eats a bunch of bananas and chases it with ex-lax. Then you dress as a monkey then proceed to take a massive fountain-like dump on your partners back.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.